Weather Forecast Accuracy Last Month (December)

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Weather Forecast Accuracy Last Year (2025)

Weather Changeability for Rupert, Idaho

Average change in

Temperature

Average change in high temperature day-to-day

Last Month:

5.2°

Last Year:

5.3°

Average change in low temperature day-to-day

Last Month:

7.3°

Last Year:

5.7°

Average change in

Precipitation

Chance of dry day after a precip day

Last Month:

58%

Last Year:

72%

Chance of precip day after a dry day

Last Month:

33%

Last Year:

12%

ForecastAdvisor Fact

It rained or snowed 58% of the time in Rupert last month when NWS Digital Forecast's text forecasts called for precipitation, and 7% of the time when they did not.

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